Washer, Key5310-01-331-4714

NSN 5310-01-331-4714 · NIIN 013314714

FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives

Government record, cited

Also searched as 5310-01-331-4714 · 5310013314714 · NIIN 013314714 · 01-331-4714 · FSC 5310 Nuts and Washers

Nearby stock numbers ← 5310-01-331-4713 Nut, Plain, Cap · 5310-01-331-4715 Washer, Flat →

5310-01-331-4714 — Nuts and Washers

Features

Washer,key — FSC 5310
Distance From Centerline to Inside of Prebent Key: 0.795 INCHES NOMINAL IN
External Prebent Key Length: 0.150 INCHES NOMINAL IN
Style Designator: 90 DEGREE LOCKING KEY
Outside Diameter: 1.245 INCHES NOMINAL IN
External Tapered Key Width: 0.600 INCHES NOMINAL IN
Material Thickness: 0.032 INCHES MINIMUM IN
External Prebent Key Angle: 15.0 DEGREES NOMINAL

Identification

NSN: 5310-01-331-4714
NIIN: 013314714
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives

General Description

The Washer,key, cataloged under National Stock Number 5310-01-331-4714, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5310-01-331-4714
Item Name	Washer,key
FSC / FSG	5310 / 53 — Nuts and Washers
Status	ACTIVE
Distance From Centerline to Inside of Prebent Key	0.795 INCHES NOMINAL IN
External Prebent Key Length	0.150 INCHES NOMINAL IN
Style Designator	90 DEGREE LOCKING KEY
Outside Diameter	1.245 INCHES NOMINAL IN
External Tapered Key Width	0.600 INCHES NOMINAL IN
Material Thickness	0.032 INCHES MINIMUM IN
External Prebent Key Angle	15.0 DEGREES NOMINAL
External Prebent Key Width	0.260 INCHES NOMINAL IN
Material	STEEL CORROSION RESISTING OVERALL
Angle Between External Keys	90.0 DEGREES NOMINAL
Hole Diameter	0.890 INCHES NOMINAL IN

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
MS9581-18	2/2 Government specification standardization U.S. Government activity

No interchangeability data on file.

Other items in FSC 5310 — Nuts and Washers

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5310-00-000-0040

5310-00-000-0040 · Item name not on file

5310-00-000-0077

NUT,PLAIN,ROUND

5310-00-000-0079

WASHER,FLAT

5310-00-000-0079

WASHER,FLAT

5310-00-000-1146

5310-00-000-1146 · Item name not on file

5310-00-000-3815

5310-00-000-3815 · Item name not on file

5310-00-000-4532

5310-00-000-4532 · Item name not on file

5310-00-000-4540

5310-00-000-4540 · Item name not on file

Frequently Asked Questions

What is NSN 5310-01-331-4714?

NSN 5310-01-331-4714 is a Washer,key, classified under FSC 5310, Nuts and Washers. Status: active.

What are the specifications of 5310-01-331-4714?

Key specifications for 5310-01-331-4714: Distance From Centerline to Inside of Prebent Key: 0.795 INCHES NOMINAL IN; External Prebent Key Length: 0.150 INCHES NOMINAL IN; Style Designator: 90 DEGREE LOCKING KEY; Outside Diameter: 1.245 INCHES NOMINAL IN. 11 specifications are documented in the U.S. Government catalog.

Is NSN 5310-01-331-4714 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.

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